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Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/08/2024, 05:07

General

  • Target

    8d6ee5d168c4ebe39ef2816d0c789e84_JaffaCakes118.dll

  • Size

    166KB

  • MD5

    8d6ee5d168c4ebe39ef2816d0c789e84

  • SHA1

    d13143b8cc7d1e569202d7dfe01dc901b6517a28

  • SHA256

    0e354b0a3dae3616280ca94e128efaa0dff8484848336651ae86766a92a3d6c3

  • SHA512

    c812468e071bd86498273ec293d983d749eecb695bc38ba7a3af87f099bffafc71099078628276c57741c05a0c7bb4afa246db4e20f219e6cd68969b719e3a02

  • SSDEEP

    3072:KgEvGJcoMSW6MFG1Yb3bdYTqaiZtjBG6o7+yT74Xff0DGzD74t0PCal:KgE+Js6ZidHTjg7+yAXj3uHO

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
  • Blocklisted process makes network request 4 IoCs
  • Drops file in Drivers directory 1 IoCs
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d6ee5d168c4ebe39ef2816d0c789e84_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d6ee5d168c4ebe39ef2816d0c789e84_JaffaCakes118.dll,#1
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Blocklisted process makes network request
      • Drops file in Drivers directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:552
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
    1⤵
    • Modifies data under HKEY_USERS
    PID:2464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/552-1-0x0000000001F70000-0x0000000002C9F000-memory.dmp

    Filesize

    13.2MB

  • memory/552-2-0x0000000001F70000-0x0000000002C9F000-memory.dmp

    Filesize

    13.2MB

  • memory/552-4-0x0000000001F70000-0x0000000002C9F000-memory.dmp

    Filesize

    13.2MB

  • memory/552-6-0x0000000001F70000-0x0000000002C9F000-memory.dmp

    Filesize

    13.2MB

  • memory/552-12-0x0000000001F70000-0x0000000002C9F000-memory.dmp

    Filesize

    13.2MB

  • memory/552-16-0x0000000001F70000-0x0000000002C9F000-memory.dmp

    Filesize

    13.2MB

  • memory/552-17-0x0000000001F70000-0x0000000002C9F000-memory.dmp

    Filesize

    13.2MB